BNL LHC D2 and D4 Magnet Coil and Collar Insulation Details
Coil insulation includes 5 mil Kapton caps and b-staged adhesive on the pole and midplane. Quench resistor insulation comprises 1 mil Kapton and adhesive. Collar insulation consists of 2 x 5 mil Kapton caps. Cable insulation layers and materials between coil and heater, and heater and collar, are detailed in the summary provided.
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BNL LHC D2 and D4 magnet coil and collar insulation M. Anerella, J. Schmalzle April 2, 2019
Coil insulation: 5 mil Kapton caps (and b- staged adhesive) on pole and midplane
Summary Between coil and heater: 2 x 1 mil Cable insulation minimum (2 wrap layers, 48% overlap each) 2 mil Teflon + 1.5 mil adhesive (thermal only no insulating value) 5 mil Kapton cap (with seam) + 1.5 mil b-staged adhesive 1 mil heater Kapton + 1.5 mil adhesive 2 layers of Kapton minimum everywhere Between heater and collar: 1 mil heater Kapton + 1.5 mil adhesive 5 mil Kapton + 1.5 mil b-staged adhesive 5 mil Kapton+ 1.5 mil b-staged adhesive 2 layers of Kapton minimum everywhere (3 layers in body, ends staggered for 2 layers)
